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USB Battery Pack for Raspberry Pi - 10000mAh - 2 x 5V outputs : ID 1566 : $39.95 : Adafruit Industries, Unique & fun DIY electronics and kits
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Geekworm Raspberry Pi UPS HAT Expansion Board | Power Adapter / Li-ion Battery Power Source Power Supply Module
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USB Battery Pack - 2200 mAh Capacity - 5V 1A Output : ID 1959 : $14.95 : Adafruit Industries, Unique & fun DIY electronics and kits
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